SOLUTION: How do you determine the common factors in an expression

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Question 389073: How do you determine the common factors in an expression
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Break them down to their prime factors.
Example:
36x%5E2%2B27x%5E5
.
.
36x%5E2=2%5E2%2A3%5E2%2Ax%5E2
27x%5E5=3%5E3%2Ax%5E2
Look at the product of factors in common to both,
GCF=3%5E2%2Ax%5E2
.
.
36x%5E2%2B27x%5E5=9x%5E2%284%2B3x%5E4%29